CN205497684U - Novel rack saw piece - Google Patents
Novel rack saw piece Download PDFInfo
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- CN205497684U CN205497684U CN201620099594.0U CN201620099594U CN205497684U CN 205497684 U CN205497684 U CN 205497684U CN 201620099594 U CN201620099594 U CN 201620099594U CN 205497684 U CN205497684 U CN 205497684U
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- tooth
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- saw blade
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Abstract
The utility model provides a novel rack saw piece, including the base member with distribute in the blade unit of base member, wherein: there is the centre bore in the centre of a circle position department of base member, the base member has a plurality of amortization groove by the hole direction extension cutting of outer fringe centering, the even processing of outer fringe of base member has a plurality of sawtooth, every the welding has tool grain on the sawtooth, and every sawtooth and the tool grain who welds on it form a blade unit, it is adjacent the blade unit for along the saw bit circumference in opposite directions, the profile of tooth structure of symmetry, tool grain's blade includes main -edge mouth and vice blade, surely advances the direction along saw web processing, the front end outline line of profile of tooth structure is the main -edge mouth, the front end outline line of tool grain both sides perpendicular is vice blade. The utility model discloses a traditional uniformity structure has been broken to the saw bit, through tool grain's alternative inversion symmetry formula design for the knifing of saw bit in cutting process tends towards stability, has increased the life of saw bit, and the cutting quality is showing and improves.
Description
Technical field
This utility model relates to tooling cost field, is specifically related to a kind of Novel toothed saw blade.
Background technology
Saw blade is the thin slice circular knives for cutting solid material.In the version of conventional blade, the all cutter grains being welded on sawtooth keep consistent completely at aspects such as structural parameters, trend and precision, for the angle producing saw blade, the difficulty of machine-shaping reduces due to the structure of uniformity really, but this structure is in use, there is the defect that cutting-in is unstable.
Saw blade is during cutting, the cutting edge of cutter grain enters the degree of depth of material to be cut and directly affects cutting effect, the big then cutting edge of the degree of depth is the biggest with the contact area of material to be cut, Cutting Drag increases therewith, may cause cut substrate that the phenomenon such as burr or chip occurs, now illustrate that the sharpness of cutting edge and angle design are unreasonable；Otherwise contact area is too small, although the Cutting Drag of reduction adds the sharpness of cutting edge, but owing to diamond itself is the most crisp, often causes collapsing tooth not due to antialiased intensity, affect the service life of saw blade.It is to say, from the use angle of saw blade, its performance remains to be further improved.
Utility model content
In view of this, this utility model provides a kind of Novel toothed saw blade for cutting timber and wiring board, it is intended to improve the cutting-in stability of saw blade in cutting process, improves the cut quality of work piece.
The technical solution adopted in the utility model particularly as follows:
A kind of Novel toothed saw blade, including matrix and the cutting edge unit being distributed in described matrix, wherein:
Having centre bore at the home position of described matrix, by outer rim, to centre bore direction, extension is cut with several silencing grooves to described matrix；
The outer rim of described matrix is uniformly machined with several sawtooth, and each described sawtooth is welded with cutter grain, each sawtooth and be welded in cutter particle shape thereon become a cutting edge unit, adjacent described cutting edge unit be along saw blade circumference in opposite directions, symmetrical tooth-shape structure；
The cutting edge of described cutter grain includes main cutting edge and secondary cutting edge, cuts into direction along blades machining, and the front end contour line of described tooth-shape structure is main cutting edge, and the front end contour line of described cutter grain both sides vertical is secondary cutting edge.
In above-mentioned Novel toothed saw blade, described tooth-shape structure is curved tooth, and described curved tooth includes inclined-plane one and the circular arc one being sequentially connected；Wherein:
Described inclined-plane one tilts 10～50 °, radius is transverse tooth thickness 1/5～the 1/2 of described circular arc one.
In above-mentioned Novel toothed saw blade, described tooth-shape structure is the inclined-plane two of inclination 10～45 °.
In above-mentioned Novel toothed saw blade, described tooth-shape structure is flat arc, and described flat arc includes inclined-plane three, flat surface one and the circular arc two being sequentially connected；Wherein:
Described inclined-plane three tilts 10～50 °；
The radius of described circular arc two is 0.5～1mm；
The 1/5～3/5 of a length of transverse tooth thickness of described flat surface one.
In above-mentioned Novel toothed saw blade, described tooth-shape structure is flat tooth, and described flat tooth includes inclined-plane four and the flat surface two being sequentially connected；Wherein:
Described inclined-plane four tilts 10～40 °；
The 1/5～1/2 of a length of transverse tooth thickness of described flat surface two.
In above-mentioned Novel toothed saw blade, described tooth-shape structure is flat pointed tooth, and described flat pointed tooth includes inclined-plane five, flat surface three and the chamfer plane being sequentially connected；Wherein:
Described inclined-plane five tilts 10～50 °；
The 1/5～3/5 of a length of transverse tooth thickness of described flat surface three；
Described chamfer plane is not more than 0.5mm.
This utility model produces and provides the benefit that:
Saw blade of the present utility model has broken traditional concordance structure, with tradition profile of tooth contrast, cutter grain design symmetrical in opposite directions makes saw blade on the premise of proof strength, decrease cutting edge and enter the area of material to be cut, add incision sharpness, reduce cutting force and the surface damage to cut material, on the premise of its cutting effect can reach cross section quality requirement, greatly reduce and even evaded the appearance collapsing the phenomenon such as tooth, broken teeth, thus adding the service life of saw blade, the cut quality of work piece is also obviously improved simultaneously.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, it is possible to be more completely more fully understood that this utility model.Accompanying drawing described herein is used for providing being further appreciated by of the present utility model, and embodiment and explanation thereof are used for explaining this utility model, are not intended that improper restriction of the present utility model.
Fig. 1 is the structural representation of this utility model a kind of Novel toothed saw blade；
Fig. 2-1 is the partial structurtes schematic diagram one (left and right arc cutting edge, solid) of this utility model a kind of Novel toothed saw blade；
Fig. 2-2 is the partial structurtes schematic diagram two (left and right arc cutter grain, master regard) of this utility model a kind of Novel toothed saw blade；
Saw blade in the case of the left and right arc cutting edge of this utility model a kind of Novel toothed saw blade of Fig. 2-3～2-5 and local (A) the side-looking structural representation of adjacent cutting edge unit；(figure that Fig. 2-1 to 2-5 selects is all left and right curved tooth shape)
Saw blade in the case of the left and right pointed tooth cutting edge of this utility model a kind of Novel toothed saw blade of Fig. 3-1～3-3 and the partial side structural representation of adjacent cutting edge unit；
Saw blade in the case of the left and right flat arc cutting edge of this utility model a kind of Novel toothed saw blade of Fig. 4-1～4-3 and the partial side structural representation of adjacent cutting edge unit；
Saw blade in the case of the left and right flat tooth cutting edge of this utility model a kind of Novel toothed saw blade of Fig. 5-1～5-3 and the partial side structural representation of adjacent cutting edge unit
Saw blade in the case of the left and right flat pointed tooth cutting edge of this utility model a kind of Novel toothed saw blade of Fig. 6-1～6-3 and the partial side structural representation of adjacent cutting edge unit.
In figure:
1, matrix
2, sawtooth
3, cutter grain
4, centre bore
5, silencing groove
Detailed description of the invention
Below in conjunction with the accompanying drawings and the technical solution of the utility model is described in further detail by embodiment.
Novel toothed saw blade as shown in Figure 1, mainly includes matrix 1 and cutter grain, and the home position of matrix 1 is provided with the centre bore 4 installed for saw blade, and outer rim has several silencing grooves 5 to the direction deep processing of centre bore；The outer rim of matrix 1 is uniformly machined with several sawtooth, and each sawtooth is welded with cutter grain, each sawtooth and be welded in cutter particle shape thereon and become a cutting edge unit；Between adjacent cutting edge unit, the cutting edge of cutter grain is along saw blade circumference symmetrical structure in opposite directions.
Symmetrical structure can be the left and right curved tooth structure as shown in Fig. 2-1～2-5, i.e. cutting edge is formed by the vertical on the inclined-plane being connected and arc surface and both sides；Wherein
The adjacent cutter grain 3 on cutting edge unit is respectively as shown in Fig. 2-4 and 2-5, the inclined-plane of the cutter grain in Fig. 2-4 at left and arc surface on the right side, cutter grain in Fig. 2-5 then for inclined-plane at right and circular arc on a left side, direction is cut into along blades machining, after work piece chisel is cut by the main cutting edge that (oblique line+circular arc) of front end forms, tangent plane two ends, as secondary cutting edge, are struck off by the front end contour line of both sides vertical, combined main cutting edge and the secondary cutting edge of both sides, together form the cutting edge of cutter grain.
Preferred as one, inclined-plane is with its intersection with cambered surface for setting out, and the downward-sloping end face extending to matrix 1, angle of inclination is 10～50 °, preferably 20 °；And the radius of circular arc is the 1/5-1/2 of transverse tooth thickness, preferably the 1/3 of transverse tooth thickness.
Similarly:
Symmetrical structure shown in Fig. 3-1～3-3 is left and right pointed tooth structure, it may be assumed that main cutting edge is the inclined-plane of inclination 10～45 °, preferably 10 °；
Symmetrical structure shown in Fig. 4-1～4-3 is left and right flat curved tooth structure, that is: main cutting edge includes the inclination inclined-plane of 10～50 ° (preferably 20 °) being sequentially connected, one section of flat surface and one section of circular arc, wherein the radius of circular arc is 0.5～1mm (preferably 0.5mm), the 1/5～3/5 of a length of transverse tooth thickness of flat surface, preferably the 1/2 of transverse tooth thickness；
Symmetrical structure shown in Fig. 5-1～5-3 is left and right flat tooth structure, it may be assumed that cutting edge includes the inclined-plane that is sequentially connected and a bit of flat surface, and wherein inclined-plane tilts 10～40 °, preferably 20 °；The 1/5～1/2 of a length of transverse tooth thickness of flat surface, preferably the 1/3 of transverse tooth thickness；
Symmetrical structure shown in Fig. 6-1～6-3 is left and right flat pointed tooth structure, it may be assumed that cutting edge includes 10～50 ° of (the preferably 20 °) inclined-planes of an inclination being sequentially connected, one section of flat surface and chamfer plane；Wherein the 1/5～3/5 of a length of transverse tooth thickness of flat surface, preferably the 1/2 of transverse tooth thickness；The length of chamfering is not more than 0.5mm.
By doing part Machining Arc or it is passivated by chamfering, in conjunction with profile of tooth and the adjustment of angle of cutting edge so that the sharpness of cutting edge is increased at crown.Put before this, due to symmetrical structure design in opposite directions, improve saw blade cutting-in stability in use.
Being explained embodiment of the present utility model above in association with accompanying drawing, accompanying drawing herein is used to offer and is further appreciated by of the present utility model.Obviously; the foregoing is only this utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; any be to one skilled in the art can readily occur in, essentially without departing from change of the present utility model or replacement, within being also all contained in protection domain of the present utility model.
Claims (6)
1. a Novel toothed saw blade, it is characterised in that include matrix and be distributed in the cutting edge of described matrix
Unit；Wherein:
Have centre bore at the home position of described matrix, described matrix by outer rim to centre bore direction
Extend and be cut with several silencing grooves；
The outer rim of described matrix is uniformly machined with several sawtooth, and each described sawtooth is welded with
Cutter grain, each sawtooth and be welded in cutter particle shape thereon and become a cutting edge unit, adjacent institute
State cutting edge unit be along saw blade circumference in opposite directions, symmetrical tooth-shape structure；
The cutting edge of described cutter grain includes main cutting edge and secondary cutting edge, cuts into direction along blades machining, institute
The front end contour line stating tooth-shape structure is main cutting edge, the front end profile of described cutter grain both sides vertical
Line is secondary cutting edge.
Novel toothed saw blade the most according to claim 1, it is characterised in that described tooth-shape structure is
Curved tooth, described curved tooth includes inclined-plane one and the circular arc one being sequentially connected；Wherein:
Described inclined-plane one tilts 10～50 °, radius is transverse tooth thickness 1/5～the 1/2 of described circular arc one.
Novel toothed saw blade the most according to claim 1, it is characterised in that described tooth-shape structure is
Tilt the inclined-plane two of 10～45 °.
Novel toothed saw blade the most according to claim 1, it is characterised in that described tooth-shape structure is
Flat arc, described flat arc includes inclined-plane three, flat surface one and the circular arc two being sequentially connected；Wherein:
Described inclined-plane three tilts 10～50 °；
The radius of described circular arc two is 0.5～1mm；
The 1/5～3/5 of a length of transverse tooth thickness of described flat surface one.
Novel toothed saw blade the most according to claim 1, it is characterised in that described tooth-shape structure is
Flat tooth, described flat tooth includes inclined-plane four and the flat surface two being sequentially connected；Wherein:
Described inclined-plane four tilts 10～40 °；
The 1/5～1/2 of a length of transverse tooth thickness of described flat surface two.
Novel toothed saw blade the most according to claim 1, it is characterised in that described tooth-shape structure is
Flat pointed tooth, described flat pointed tooth includes inclined-plane five, flat surface three and the chamfer plane being sequentially connected；Its
In:
Described inclined-plane five tilts 10～50 °；
The 1/5～3/5 of a length of transverse tooth thickness of described flat surface three；
Described chamfer plane is not more than 0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620099594.0U CN205497684U (en) | 2016-02-01 | 2016-02-01 | Novel rack saw piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620099594.0U CN205497684U (en) | 2016-02-01 | 2016-02-01 | Novel rack saw piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205497684U true CN205497684U (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620099594.0U Active CN205497684U (en) | 2016-02-01 | 2016-02-01 | Novel rack saw piece |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109530776A (en) * | 2018-11-30 | 2019-03-29 | 保定天威保变电气股份有限公司 | A kind of cushion block Oil Guide groove processing method and specific purpose tool |
-
2016
- 2016-02-01 CN CN201620099594.0U patent/CN205497684U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109530776A (en) * | 2018-11-30 | 2019-03-29 | 保定天威保变电气股份有限公司 | A kind of cushion block Oil Guide groove processing method and specific purpose tool |
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